How to Convert an Array to String in PHP?

In this tutorial, you shall learn how to convert an array into a string in PHP using implode() function, with example programs.

PHP – Convert Array to String

To convert an array to string in PHP, use implode() String function. implode(separator, array) returns a string with the elements or array joined using specified separator.

Examples

1. Convert integer array to string

In the following example, we take an array of numbers, and convert the array to string, using , as separator between the elements of array.

PHP Program

<?php
$arr = array(5, 2, 9, 1);
$output = implode(", ", $arr);
printf("Output String : %s", $output);
?>

Output

2. Convert string array to string

In the following example, we take an array of strings, and convert the array to string, using , as separator between the elements of array.

PHP Program

<?php
$arr = array("apple", "banana", "cherry");
$output = implode(", ", $arr);
printf("Output String : %s", $output);
?>

Output

Conclusion

In this PHP Tutorial, we learned how to convert an array into a string, using implode(), with examples.